bug fixes and chmod 755 on brightness.sh

ssh-config.sh

@@ -1,13 +1,12 @@
 #!/bin/bash
 
 if [ ${EUID} -ne 0 ]; then
-  echo "this script must be run as root" 1>&2
+  echo "error: this script must be run as root" 1>&2
   exit 1
 fi
 
 echo "warning: this script will disable ssh password authentication"
-echo -n "contine? [y/N] "
-read answer
+read -p "continue? [y/N] " answer
 
 if [ "${answer}" != "y" ]; then
   exit 0
@@ -66,10 +65,9 @@ Subsystem sftp /usr/lib/openssh/sftp-server
 UsePAM yes
 EOF
 
-echo "enter your username"
-read user
+read -p "enter your username " user
 
-if [ -z ${user} ]; then
+if [ -z "${user}" ]; then
   echo "error: no user submitted" 1>&2
   mv /etc/ssh/sshd_config.bak /etc/ssh/sshd_config
   exit 1
@@ -81,10 +79,9 @@ fi
 chmod 700 /home/${user}/.ssh
 chown ${user}: /home/${user}/.ssh
 
-echo "paste your ssh public key"
-read sshkey
+read -p "paste your ssh public key " sshkey
 
-if [ -z ${sshkey} ]; then
+if [ -z "${sshkey}" ]; then
   echo "error: no ssh key submitted" 1>&2
   mv /etc/ssh/sshd_config.bak /etc/ssh/sshd_config
   exit 1
@@ -95,3 +92,10 @@ chmod 600 /home/${user}/.ssh/authorized_keys
 chown ${user}:root /home/${user}/.ssh/authorized_keys
 
 service ssh restart
+
+ssh=$(ps aux | awk '/\/usr\/s?bin\/sshd/')
+if [ -z "${ssh}" ]; then
+  echo "error: ssh service failed to restart" 1>&2
+  echo "please check for sshd config errors manually" 1>&2
+  exit 1
+fi